Transformer device



FIG. 1 is a bottom, front and first side perspective view of a first embodiment of an ornamental design for a transformer device;

FIG. 2 is a first side elevation view of the embodiment of FIG. 1;

FIG. 3 is a rear elevation view of the embodiment of FIG. 1;

FIG. 4 is a bottom plan view of the embodiment of FIG. 1;

FIG. 5 is a top plan view of the embodiment of FIG. 1;

FIG. 6 is a second side elevation view of the embodiment of FIG. 1; and,

FIG. 7 is a front elevation view of the embodiment of FIG. 1.

The broken line matter is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a transformer device, as shown and described. 